Merge pull request #12 from data-platform-hq/vmss_default_set_to_zero…

…_instances

fix: vmss default instances set to 0

README.md

@@ -73,13 +73,15 @@ module "ado_vmss_agent_pool" {
 | <a name="input_drc_log_levels"></a> [drc\_log\_levels](#input\_drc\_log\_levels) | List of Log levels | `list(string)` | <pre>[<br>  "Debug"<br>]</pre> | no |
 | <a name="input_location"></a> [location](#input\_location) | The Azure Region in which all resources in this example should be created. | `string` | n/a | yes |
 | <a name="input_resource_group"></a> [resource\_group](#input\_resource\_group) | The name of the resource group. | `string` | n/a | yes |
+| <a name="input_scale_set_configuration"></a> [scale\_set\_configuration](#input\_scale\_set\_configuration) | Configuration options for linux virtual machine scale set | <pre>object({<br>    sku                             = optional(string)<br>    instances                       = optional(string)<br>    admin_username                  = optional(string)<br>    admin_password                  = optional(string)<br>    disable_password_authentication = optional(bool)<br>    priority                        = optional(string)<br>    overprovision                   = optional(bool)<br>    single_placement_group          = optional(bool)<br>    upgrade_mode                    = optional(string)<br>    enable_ip_forwarding_interface  = optional(bool)<br>    domain_name_label               = optional(string)<br>    lb_backend_address_pool_ids     = optional(list(string))<br>  })</pre> | <pre>{<br>  "instances": "0"<br>}</pre> | no |
 | <a name="input_subnet_id"></a> [subnet\_id](#input\_subnet\_id) | Subnet where VM Scale Sets would be provisioned | `string` | n/a | yes |
 | <a name="input_vm_scale_set_name"></a> [vm\_scale\_set\_name](#input\_vm\_scale\_set\_name) | VM Scale Sets name | `string` | n/a | yes |
 
 ## Outputs
 
 | Name | Description |
 |------|-------------|
+| <a name="output_ado_elastic_pool_name"></a> [ado\_elastic\_pool\_name](#output\_ado\_elastic\_pool\_name) | Azure DevOps VMSS pool name |
 | <a name="output_public_ip_prefix"></a> [public\_ip\_prefix](#output\_public\_ip\_prefix) | Public IP Address Prefix CIDR |
 | <a name="output_tls_key"></a> [tls\_key](#output\_tls\_key) | SSH Key for VMSS authorization |
 | <a name="output_vmss_id"></a> [vmss\_id](#output\_vmss\_id) | VM Scale Sets id |

main.tf

@@ -7,13 +7,13 @@ module "vmss" {
   source  = "data-platform-hq/vmss/azurerm"
   version = "1.2.3"
 
-  scale_set_name           = var.vm_scale_set_name
-  location                 = var.location
-  resource_group           = var.resource_group
-  admin_ssh_key            = { public_key = tls_private_key.this.public_key_openssh }
-  subnet_id                = var.subnet_id
-  public_ip_prefix_enabled = var.ado_vmss_public_ip_prefix_enabled
-
+  scale_set_name              = var.vm_scale_set_name
+  location                    = var.location
+  resource_group              = var.resource_group
+  admin_ssh_key               = { public_key = tls_private_key.this.public_key_openssh }
+  subnet_id                   = var.subnet_id
+  public_ip_prefix_enabled    = var.ado_vmss_public_ip_prefix_enabled
+  scale_set_configuration     = var.scale_set_configuration
   enable_data_collection_rule = var.drc_enabled
   analytics_workspace_id      = var.analytics_workspace_id
   facility_names              = var.drc_facility_names

outputs.tf

@@ -3,6 +3,11 @@ output "vmss_id" {
   description = "VM Scale Sets id"
 }
 
+output "ado_elastic_pool_name" {
+  value       = try(azuredevops_elastic_pool.this[0].name, null)
+  description = "Azure DevOps VMSS pool name"
+}
+
 output "public_ip_prefix" {
   value       = module.vmss.public_ips
   description = "Public IP Address Prefix CIDR"

variables.tf

@@ -56,6 +56,27 @@ variable "create_ado_resources" {
   default     = true
 }
 
+variable "scale_set_configuration" {
+  description = "Configuration options for linux virtual machine scale set"
+  type = object({
+    sku                             = optional(string)
+    instances                       = optional(string)
+    admin_username                  = optional(string)
+    admin_password                  = optional(string)
+    disable_password_authentication = optional(bool)
+    priority                        = optional(string)
+    overprovision                   = optional(bool)
+    single_placement_group          = optional(bool)
+    upgrade_mode                    = optional(string)
+    enable_ip_forwarding_interface  = optional(bool)
+    domain_name_label               = optional(string)
+    lb_backend_address_pool_ids     = optional(list(string))
+  })
+  default = {
+    instances = "0"
+  }
+}
+
 variable "analytics_workspace_id" {
   type        = string
   description = "Resource ID of Log Analytics Workspace"